Science

Coins were produced from it as early as the 7th century BC. They were made in an ancient country called Lydia, from an alloy of silver and gold called electrum.

The vitamins stored in the liver are fat-soluble A, D, E, and K, vitamin B12, copper, and iron. It is responsible for converting vitamin D into an active form.

It lasts about 230 - 240 million years. The solar system moves around the center of the Milky Way at an average speed of 230 km/s (828,000 km/h).

The therapy uses patches containing nicotine, which is perfectly absorbed through the skin. Just 45 ...

On July 20th, 1969, Neil Armstrong walked on the lunar surface as the first human in history. Edwin ...

It is an organic chemical compound from the group of omega-3 fatty acids, therefore the consumption of polyunsaturated fatty acids is extremely important.

The mission was a symbol of détente during the Cold War. Moreover, it was the last crewed U.S. spaceflight in a space capsule until 2020.

Temperatures there dropped to – 30 degrees Celsius, and up to 180 centimeters of snow fell in most o ...

The sufferer is usually found to have malnutrition of various degrees, with secondary hormonal and metabolic changes and dysfunction.

Due to its small size, it is not a spherical object.